A Survey of Online Consumers Asked Respondents to Indicate How

question 2

Multiple Choice

A survey of online consumers asked respondents to indicate how much money they spent for online purchases during the most recent Christmas holiday season. These data were analyzed to see if gender and income level influence the amount consumers spend online for holiday shopping. The two-way ANOVA results appear below. Which of the following statements is true?

• A) This is an experiment.
• B) This is a randomized block design.
• C) Since the interaction effect of gender and income level on online expenditure is significant, it is not appropriate to interpret the main effects due to gender and income level separately.
• D) Only income level is significant.
• E) The interaction effect of gender and income level on online expenditure is not significant.

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Definitions:

Income Bracket

Categories of income range used for tax purposes or to analyze economic data, showing the distribution of population by income levels.

Political Party

A group of individuals united by similar political goals and views, aiming to affect policy decisions by having their members elected into governmental positions.

Level of Significance

A threshold chosen by the researcher that determines when to reject the null hypothesis in statistical testing.

Preferred Music Type

Indicates an individual's favorite genre or style of music, which reflects personal taste or cultural influence.